/**
* Method to test showDatabases().
*
* @return void
*
* @covers Windwalker\Query\Postgresql\PostgresqlQueryBuilder::showDatabases
*/
public function testShowDatabases()
{
$expected = "SHOW DATABASES WHERE a = b";
$actual = PostgresqlQueryBuilder::showDatabases('a = b');
$this->assertEquals(\SqlFormatter::compress($expected), \SqlFormatter::compress($actual));
}